# \[BUG: trunk\] called on terminated object

**URL:** <https://www.ruby-forum.com/t/bug-trunk-called-on-terminated-object/170247>\
**Category:** Development\
**Created:** [June 14, 2009, 11:19pm UTC](https://www.ruby-forum.com/t/bug-trunk-called-on-terminated-object/170247 "2009-06-14T23:19:48Z")\
**Posts on this page:** 6\
**Page:** 1

<div class="post-metadata">

**Author:** ![SASADA\_Koichi](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/f1d935/32.png) [@SASADA\_Koichi](https://www.ruby-forum.com/u/SASADA_Koichi)\
**Post date:** [June 14, 2009, 11:19pm UTC](https://www.ruby-forum.com/t/bug-trunk-called-on-terminated-object/170247/1 "2009-06-14T23:19:48Z")

</div>

e$B!!$5$5$@$G$9!%e(B

e$B!!e(BObjectSpace.each\_object e$B$Ge(B inspect  
e$B$7$F$^$o$C$F$$$k$H!$e(B"called on  
terminated object"  
e$B$H8@$o$l$F$7$^$&$N$G$9$,!$$H$/$KLdBj$J$$$s$G$7$?$C$1!)e(B

$ ./ruby -ve ‘ObjectSpace.each\_object{|o| o.inspect}’  
ruby 1.9.2dev (2009-06-14 trunk 23685) [i686-linux]  
-e:1:in `inspect': method`inspect’ called on terminated object  
(0x9789c14) (NotImplementedError)  
from -e:1:in `block in <main>' from -e:1:in`each\_object’  
from -e:1:in `’

e$B!!e(BObjectSpace.each\_object e$B$Oe(B klass  
e$B$NCM$r%A%’%C%/$7$F$k$h$&$K;W$&$s$G$9e(B  
e$B$,!$$J$s$G$3$s$J$3$H$K$J$k$s$@$m$&!%e(B

---

<div class="post-metadata">

**Author:** ![SASADA\_Koichi](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/f1d935/32.png) [@SASADA\_Koichi](https://www.ruby-forum.com/u/SASADA_Koichi)\
**Post date:** [June 15, 2009, 10:41am UTC](https://www.ruby-forum.com/t/bug-trunk-called-on-terminated-object/170247/2 "2009-06-15T10:41:22Z")

</div>

e$B$^$D$b$He(B e$B$f$-$R$m$G$9e(B

In message “Re: [ruby-dev:38613] [BUG: trunk] called on terminated  
object”  
on Mon, 15 Jun 2009 06:18:27 +0900, SASADA Koichi [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)  
writes:

|e$B!!e(BObjectSpace.each\_object e$B$Ge(B inspect e$B$7$F$^$o$C$F$$$k$H!$e(B"called on  
|terminated object" e$B$H8@$o$l$F$7$^$&$N$G$9$,!$$H$/$KLdBj$J$$$s$G$7$?$C$1!)e(B

e$BLdBj$J$$$3$H$O$J$$$G$9$M!#e(B

|e$B!!e(BObjectSpace.each\_object e$B$Oe(B klass e$B$NCM$r%A%'%C%/$7$F$k$h$&$K;W$&$s$G$9e(B  
|e$B$,!$$J$s$G$3$s$J$3$H$K$J$k$s$@$m$&!%e(B

e$BD4$Y$F$\_$?$s$G$9$,!"$9$G$K;2\>H$5$l$F$$$J$$G[Ns$,@8$-$F$$$J$$e(B  
e$B%\*%V%8%'%/%H$r;X$7$F$$$k$h$&$G$9!#e(Beach\_objecte$B$ND\>A0$Ke(BGCe$B$r8Fe(B  
e$B$V$HH/@8$7$^$;$s!#e(B

e$B$3$l$KBP$9$k9M$(J}$O$?$V$sFs$D$"$C$Fe(B

- each\_objecte$B$O$=$&$$$&$b$N$G$"$ke(B
- each\_objecte$B$N%k!\<%WA0$KFbIt$Ge(BGCe$B$r8F$Ve(B

e$B$N$$$:$l$+$K$J$k$H;W$$$^$9!#5$J,E\*$K$O8e\<T$+$J$"!#e(B

---

<div class="post-metadata">

**Author:** ![SASADA\_Koichi](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/f1d935/32.png) [@SASADA\_Koichi](https://www.ruby-forum.com/u/SASADA_Koichi)\
**Post date:** [June 15, 2009, 11:08am UTC](https://www.ruby-forum.com/t/bug-trunk-called-on-terminated-object/170247/3 "2009-06-15T11:08:26Z")

</div>

e$B%A%1%C%He(B #1634 e$B$,99?7$5$l$^$7$?!#e(B (by Yukihiro M.)

e$B%9%F!\<%?%9e(B Opene$B$+$ie(BClosede$B$KJQ99e(B  
e$B?JD=e(B % 0e$B$+$ie(B100e$B$KJQ99e(B

## Applied in changeset r23693.

[http://redmine.ruby-lang.org/issues/show/1634](http://redmine.ruby-lang.org/issues/show/1634)

---

<div class="post-metadata">

**Author:** ![SASADA\_Koichi](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/f1d935/32.png) [@SASADA\_Koichi](https://www.ruby-forum.com/u/SASADA_Koichi)\
**Post date:** [June 15, 2009, 11:11am UTC](https://www.ruby-forum.com/t/bug-trunk-called-on-terminated-object/170247/4 "2009-06-15T11:11:25Z")

</div>

In article [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid),  
Yukihiro M. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) writes:

> |e$B!!e(BObjectSpace.each\_object e$B$Oe(B klass e$B$NCM$r%A%'%C%/$7$F$k$h$&$K;W$&$s$G$9e(B  
> |e$B$,!$$J$s$G$3$s$J$3$H$K$J$k$s$@$m$&!%e(B
> 
> e$BD4$Y$F$\_$?$s$G$9$,!"$9$G$K;2\>H$5$l$F$$$J$$G[Ns$,@8$-$F$$$J$$e(B  
> e$B%\*%V%8%'%/%H$r;X$7$F$$$k$h$&$G$9!#e(B

e$B2s\<}$5$l$F$$$J$$G[Ns$,2s\<}$5$l$?%\*%V%8%'%/%H$r;X$7$F$k$s$G$9e(B  
e$B$+e(B?

e$B$H$$$&$3$H$O!“e(BGC e$B$O8e\<T$r2s\<}$7$?$N$KA0\<T$r2s\<}$7$J$+$C$?$Ce(B  
e$B$F$3$H$G!”$=$l$OJQ$8$c$J$$$G$9$+e(B?

---

<div class="post-metadata">

**Author:** ![SASADA\_Koichi](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/f1d935/32.png) [@SASADA\_Koichi](https://www.ruby-forum.com/u/SASADA_Koichi)\
**Post date:** [June 15, 2009, 11:32am UTC](https://www.ruby-forum.com/t/bug-trunk-called-on-terminated-object/170247/5 "2009-06-15T11:32:39Z")

</div>

e$B$^$D$b$He(B e$B$f$-$R$m$G$9e(B

In message “Re: [ruby-dev:38625] Re: [BUG: trunk] called on terminated  
object”  
on Mon, 15 Jun 2009 18:10:51 +0900, Tanaka A. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)  
writes:

|e$B2s\<}$5$l$F$$$J$$G[Ns$,2s\<}$5$l$?%\*%V%8%'%/%H$r;X$7$F$k$s$G$9e(B  
|e$B$+e(B?

e$B$=$&$G$9!#e(B

|e$B$H$$$&$3$H$O!“e(BGC e$B$O8e\<T$r2s\<}$7$?$N$KA0\<T$r2s\<}$7$J$+$C$?$Ce(B  
|e$B$F$3$H$G!”$=$l$OJQ$8$c$J$$$G$9$+e(B?

e$BJQ$J$N$O3N$+$G$9!#$,!"$@$l$,%\*%V%8%'%/%H$r2u$7$F$$$k$N$+8+IUe(B  
e$B$1$i$l$^$;$s$G$7$?!#e(B

---

<div class="post-metadata">

**Author:** ![SASADA\_Koichi](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/f1d935/32.png) [@SASADA\_Koichi](https://www.ruby-forum.com/u/SASADA_Koichi)\
**Post date:** [June 15, 2009, 1:35pm UTC](https://www.ruby-forum.com/t/bug-trunk-called-on-terminated-object/170247/6 "2009-06-15T13:35:27Z")

</div>

In article [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid),  
Yukihiro M. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) writes:

> |e$B2s\<}$5$l$F$$$J$$G[Ns$,2s\<}$5$l$?%\*%V%8%'%/%H$r;X$7$F$k$s$G$9e(B  
> |e$B$+e(B?
> 
> e$B$=$&$G$9!#e(B

e$B2s\<}$5$l$?$b$N$G$O$J$/!"1#$5$l$F$$$k$b$N$N$h$&$G$9$M!#e(B

> e$BJQ$J$N$O3N$+$G$9!#$,!"$@$l$,%\*%V%8%'%/%H$r2u$7$F$$$k$N$+8+IUe(B  
> e$B$1$i$l$^$;$s$G$7$?!#e(B

e$BD4$Y$?$H$3$m!"2u$7$F$$$k$H$$$&$+!"1#$7$F$$$k$H$3$m$Oe(B 20e$BJ,$Ge(B  
e$B8+$D$+$j$^$7$?!#e(B

compile.c:4408 e$B$Ne(B

```
        hide_obj(node->nd_lit);

```

e$B$H$$$&$N$,e(B klass e$B$re(B 0  
e$B$K$7$F$$$^$9$M!#%_%V%8%'%/%H$r1#$9$H$-e(B  
e$B$O1#$5$l$F$$$J$$%_%V%8%'%/%H$+$i;2\>H$7$F$O$$$1$J$$$s$G$9$,!"e(B  
e$B$=$l$,$=$&$J$C$F$$$J$$$h$&$G$9!#e(B

e$B$J$\*!"%3%D$O!"e(B

- echo 0 \> /proc/sys/kernel/randomize\_va\_space
- watchpoint  
e$B$G$7$g$&$+!#e(B

(gdb) c  
Continuing.  
Hardware watchpoint 4: (\*(struct RBasic \*) 136308180).klass

Old value = 136379420  
New value = 0  
iseq\_compile\_each (iseq=0x82c1888, ret=0xbfffaa98, node=0x81fe5c0,  
poped=0) at compile.c:4409  
4409 ADD\_INSN1(ret, nd\_line(node), putstring,  
node-\>nd\_lit);  
(gdb) bt  
#0 iseq\_compile\_each (iseq=0x82c1888, ret=0xbfffaa98, node=0x81fe5c0,  
poped=0) at compile.c:4409  
#1 0x081254d1 in when\_vals (iseq=0x82c1888, cond\_seq=0xbfffaa98,  
vals=0x81fe5e8, l1=0x82c388c, special\_literals=136292680)  
at compile.c:2331  
#2 0x08127c1d in iseq\_compile\_each (iseq=0x82c1888, ret=0xbfffaf98,  
node=0x81fe200, poped=1) at compile.c:3052  
#3 0x0812774e in iseq\_compile\_each (iseq=0x82c1888, ret=0xbfffb908,  
node=0x81fe1c4, poped=1) at compile.c:2993  
#4 0x0812758b in iseq\_compile\_each (iseq=0x82c1888, ret=0xbfffb908,  
node=0x81fe19c, poped=0) at compile.c:2969  
#5 0x08127774 in iseq\_compile\_each (iseq=0x82c1888, ret=0xbfffbbe4,  
node=0x81fe098, poped=0) at compile.c:2994  
#6 0x0812278e in rb\_iseq\_compile\_node (self=136292760, node=0x81fe070)  
at compile.c:458  
#7 0x08132dd8 in rb\_iseq\_new\_with\_bopt\_and\_opt (node=0x81fe070,  
name=136292780, filename=136330040, parent=0, type=5,  
bopt=0, option=0xbfffe5ac) at iseq.c:351  
#8 0x08132e24 in rb\_iseq\_new\_with\_opt (node=0x81fe070, name=136292780,  
filename=136330040, parent=0, type=5,  
option=0xbfffe5ac) at iseq.c:362  
#9 0x0812301e in new\_child\_iseq (iseq=0x82be6d8, node=0x81fe070,  
name=136292780, parent=0, type=5) at compile.c:919  
#10 0x0812e1e7 in iseq\_compile\_each (iseq=0x82be6d8, ret=0xbfffc664,  
node=0x81fe05c, poped=1) at compile.c:4503  
#11 0x0812758b in iseq\_compile\_each (iseq=0x82be6d8, ret=0xbfffc664,  
node=0x81fe034, poped=0) at compile.c:2969  
#12 0x081226bf in rb\_iseq\_compile\_node (self=136293400, node=0x81fbf00)  
at compile.c:452  
#13 0x08132dd8 in rb\_iseq\_new\_with\_bopt\_and\_opt (node=0x81fbf00,  
name=136293420, filename=136330040, parent=136295900,  
type=9, bopt=0, option=0xbfffe5ac) at iseq.c:351  
#14 0x08132e24 in rb\_iseq\_new\_with\_opt (node=0x81fbf00, name=136293420,  
filename=136330040, parent=136295900, type=9,  
option=0xbfffe5ac) at iseq.c:362  
#15 0x0812301e in new\_child\_iseq (iseq=0x82b92e0, node=0x81fbf00,  
name=136293420, parent=136295900, type=9) at compile.c:919  
#16 0x0812eaa0 in iseq\_compile\_each (iseq=0x82b92e0, ret=0xbfffd0e4,  
node=0x81fbeec, poped=1) at compile.c:4591  
#17 0x0812758b in iseq\_compile\_each (iseq=0x82b92e0, ret=0xbfffd0e4,  
node=0x81fbec4, poped=0) at compile.c:2969  
#18 0x081226bf in rb\_iseq\_compile\_node (self=136295900, node=0x81fbe24)  
at compile.c:452  
#19 0x08132dd8 in rb\_iseq\_new\_with\_bopt\_and\_opt (node=0x81fbe24,  
name=136295920, filename=136330040, parent=136296360,  
type=9, bopt=0, option=0xbfffe5ac) at iseq.c:351  
#20 0x08132e24 in rb\_iseq\_new\_with\_opt (node=0x81fbe24, name=136295920,  
filename=136330040, parent=136296360, type=9,  
option=0xbfffe5ac) at iseq.c:362  
#21 0x0812301e in new\_child\_iseq (iseq=0x82b85a0, node=0x81fbe24,  
name=136295920, parent=136296360, type=9) at compile.c:919  
#22 0x0812eaa0 in iseq\_compile\_each (iseq=0x82b85a0, ret=0xbfffdd58,  
node=0x81fbe10, poped=1) at compile.c:4591  
#23 0x0812758b in iseq\_compile\_each (iseq=0x82b85a0, ret=0xbfffdd58,  
node=0x81fbdd4, poped=1) at compile.c:2969  
#24 0x0812774e in iseq\_compile\_each (iseq=0x82b85a0, ret=0xbfffe4e4,  
node=0x81fb8e8, poped=1) at compile.c:2993  
#25 0x0812758b in iseq\_compile\_each (iseq=0x82b85a0, ret=0xbfffe4e4,  
node=0x81fb8ac, poped=0) at compile.c:2969  
#26 0x0812280c in rb\_iseq\_compile\_node (self=136296360, node=0x81fb7d0)  
at compile.c:463  
#27 0x08132dd8 in rb\_iseq\_new\_with\_bopt\_and\_opt (node=0x81fb7d0,  
name=136296380, filename=136330040, parent=0, type=3,  
bopt=0, option=0xbfffe5ac) at iseq.c:351  
#28 0x08132e24 in rb\_iseq\_new\_with\_opt (node=0x81fb7d0, name=136296380,  
filename=136330040, parent=0, type=3,  
option=0xbfffe5ac) at iseq.c:362  
#29 0x081336a2 in rb\_iseq\_compile\_with\_option (src=136330020,  
file=136330040, line=1, opt=4) at iseq.c:502  
#30 0x081336d5 in rb\_iseq\_compile (src=136330020, file=136330040,  
line=1) at iseq.c:510